Generic Power Sources & Batteries Vehicle Alternator

Vehicle Alternator 120A

Name: Vehicle Alternator 120A
Brand: Generic
Availability: InStock

Mid-range vehicle alternator rated at 120A (approximately 1,500W at 12.5V). Common in SUVs and light trucks. Connect via a DC-DC charger — do NOT wire directly to a lithium battery.

Voltage 12.0 V DC

Current 120 A

Wire & Simulate in Visual Designer Calculate Cable Size

Technical & Electrical Specifications

Output Voltage

14.4 V DC

Max Current Rating

120 A

Isgeneric

True

Terminal Pinouts & Hardware Connections

Verify physical terminal sizes, stud threads (M6, M8, M10), and circuit polarity before crimping lugs or running wiring.

Hardware terminal connection details and stud sizes for Vehicle Alternator 120A
Terminal Label	Polarity / Type	Nominal Voltage	Physical Hardware	Location
B+ alt_pos	+ DC Positive	12.0V	Standard Terminal	Top Panel
B- alt_neg	- DC Negative	12.0V	Standard Terminal	Top Panel

Installation Safety Standard: Always size circuit protection (ANL, MIDI, or MEGA fuses) to protect the cable run attached to these terminals against dead shorts and thermal overload, in compliance with AS/NZS 3001, AS/NZS 3004, and ABYC E-11 standards.

Vehicle Alternator 120A

Technical & Electrical Specifications

Terminal Pinouts & Hardware Connections

Plan Your System with the Vehicle Alternator 120A

Component Summary

Related 12V Calculators

Matching Equipment